<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title> 组件</title>
    <script src="./js/vue.js"></script>
</head>
<body>
    <div id="app">
        <mycom>

        </mycom>
    </div>
    
</body>

<template id="mycom">

    <p>

        {{num}}
        <button>增加</button>
    </p>

</template>

<script>
    Vue.component("mycom",{

            data(){
                return {num:10}
    
            },
            methods:{
                add(){
                    this.num++
                }

    
            },
            template:`#mycom`
    })


    new Vue({
        el:"#app"
    })
</script>
</html>